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Service bulletin ITS-5603

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10055851
Published by NHTSA2014-07-30
Manufacturer's numberITS-5603
Manufacturer's date2014-07-29
NHTSA componentFUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP

NHTSA's summary

NEW FLYER: INFORMATION CONCERNING THE PROCEDURE FOR THE REMOVAL AND REPLACEMENT OF THE DEF TANK FILLER NECK AND CAP. *JS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Fuel system, Fuel tank

Vehicles listed
NEW FLYER NEW FLYER

Listing a model year does not mean every vehicle of it is concerned: the document says which.